DP1402X5B21D Johnson Controls Differential Pressure Transducer

Overview

The Johnson Controls DP1402X5B21D is a high-performance low differential pressure transducer designed for precise air pressure measurement in demanding HVAC and building automation systems. It utilizes premium capacitive sensing technology to accurately measure differential or gauge static pressure in cleanrooms, laboratories, and commercial HVAC environments.

Features

• Excellent price-to-performance ratio and long-term stability
• Fire-retardant case with robust IP67-rated enclosure protection
• Reverse wiring protection and internal regulation
• Cost-saving installation with integral mounting tabs and a standard screw terminal strip
• Minimizes installation costs while increasing operating efficiency

Specifications

• Pressure Range: ±2.5 inches water column (in. W.C.)
• Direction: Bidirectional
• Excitation/Power: 24 VDC
• Output Signal: 4 mA to 20 mA analog output
• Accuracy: ±0.5% full-scale (FS) accuracy
• Enclosure Rating: IP67 (wash-down capable)

Applications

• Variable Air Volume (VAV) or fan control systems
• Air flow stations and static duct pressure monitoring
• Cleanroom and laboratory airflow control
• Filter status and coil pressure drop measurement
• Building Automation System (BAS) integration